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Understanding pollutant meteorology interactions is essential for environmental risk assessment. This study develops an entropy-based statistical framework to analyze static and temporal dependencies between urban air pollutants and…

Physics and Society · Physics 2025-12-29 Koyena Ghosh , Suchismita Banerjee , Urna Basu , Banasri Basu

The interactions between climate and the environment are highly complex. Due to this complexity, process-based models are often preferred to estimate the net magnitude and directionality of interactions in the Earth System. However, these…

Atmospheric and Oceanic Physics · Physics 2015-09-30 Erik Casagrande , Brigitte Mueller , Diego Miralles , Dara Entekhabi , Annalisa Molini

Previous studies showed that hydro-climate processes are stochastic and complex systems, and it is difficult to discover the hidden patterns in the all non-stationary data and thoroughly understand the hydro-climate relationships. For the…

Applications · Statistics 2018-10-02 Jianhua Xu

Forecasts of monsoon rainfall for India are made at national scale. But there is spatial coherence and heterogeneity that is relevant to forecasting. This paper considers year-to-year rainfall change and annual extremes at sub-national…

Applications · Statistics 2016-10-27 Adway Mitra , Ashwin K. Seshadri

Accurate monsoon rainfall prediction is vital for India's agriculture, water management, and climate risk planning, yet remains challenging due to sparse ground observations and complex regional variability. We present a multimodal deep…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Swaib Ilias Mazumder , Manish Kumar , Aparajita Khan

Coastally associated rainfall is a common feature especially in tropical and subtropical regions. However, it has been difficult to quantify the contribution of coastal rainfall features to the overall local rainfall. We develop a novel…

Atmospheric and Oceanic Physics · Physics 2015-10-16 Martin Bergemann , Christian Jakob , Todd P. Lane

The formation of precipitation in state-of-the-art weather and climate models is an important process. The understanding of its relationship with other variables can lead to endless benefits, particularly for the world's monsoon regions…

Atmospheric and Oceanic Physics · Physics 2021-08-25 Manmeet Singh , Bipin Kumar , Suryachandra Rao , Sukhpal Singh Gill , Rajib Chattopadhyay , Ravi S Nanjundiah , Dev Niyogi

Rainfall in coastal areas of the tropics is often shaped by the presence of circulations directly associated with the topography, such as land-sea and/or mountain-valley breezes. In many regions the coastally-affected rainfall consitutes…

Atmospheric and Oceanic Physics · Physics 2016-05-09 Martin Bergemann , Christian Jakob , Todd P. Lane

In this paper, the complexities in the relationship between rainfall and sea surface temperature (SST) anomalies during the winter monsoon (November-January) over India were evaluated statistically using scatter plot matrices and…

Chaotic Dynamics · Physics 2010-09-28 Goutami Chattopadhyay , Surajit Chattopadhyay , Rajni Jain

Increased demand for water resources together with the influence of climate change has degraded water conditions which support vegetation in many parts of the world, especially in arid and semiarid areas. This study develops an integrated…

Geophysics · Physics 2014-12-12 Lin Zhu , Huili Gong , Zhenxue Dai , Tingbao Xu , Xiaosi Su

This paper investigates the impacts of climate change on groundwater droughts making use of regional projections and standardized indices: the Standardized Precipitation Index (SPI), the Standardized Precipitation Evapotranspiration Index…

Atmospheric and Oceanic Physics · Physics 2022-02-10 D. Secci , M. G. Tanda , M. D Oria , V. Todaro , C. Fagandini

With the intensification of global climate change, accurate prediction of weather indicators is of great significance in disaster prevention and mitigation, agricultural production, and transportation. Precipitation, as one of the key…

Machine Learning · Computer Science 2025-04-30 Yuchen Wang , Pengfei Jia , Zhitao Shu , Keyan Liu , Abdul Rashid Mohamed Shariff

Advancements in remote sensing have led to development of several satellite-derived precipitation products; however, their accuracy must be evaluated before use in scientific and operational studies. This study comprehensively assesses six…

Atmospheric and Oceanic Physics · Physics 2025-09-26 Ajay Bankar , Praveenkumar Venkatesan , Rakesh V , Gaurav Chopra , R I Sujith

The fact that the Earth climate is a highly complex dynamical system is well-known. In the last few decades a lot of effort has been focused on understanding how climate phenomena in one geographical region affects the climate of other…

Chaotic Dynamics · Physics 2015-06-17 J. Ignacio Deza , Cristina Masoller , Marcelo Barreiro

Accurate four-dimensional (4D) precipitation information is essential for understanding the Earth's energy and water cycles, yet remains observationally unresolved at global scales. Conventional theory holds that geostationary infrared…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Tianchi Xu , Ziqiang Ma , Andrea Marinoni , Yuanpeng He , Xiaoqing Li , Chuanfeng Zhao , Kang He , Jintao Xu , Bohan Zhou , Wenbo Zhao , Haoshuang Chen , Tun Wang , Dongdong Wang , Yang Hong

We have analyzed the teleconnection of total cloud fraction (TCF) with global sea surface temperature (SST) in multi-model ensembles (MME) of the fifth and sixth Coupled Model Intercomparison Projects (CMIP5 and CMIP6). CMIP6-MME has a more…

Atmospheric and Oceanic Physics · Physics 2024-01-15 Ushnanshu Dutta , Anupam Hazra , Hemantkumar S. Chaudhari , Subodh Kumar Saha , Samir Pokhrel , Utkarsh Verma

The interaction of aerosol-cloud-precipitation has an important impact on the global climate. The understanding of this issue is related to the uncertainty of climate change prediction. The traditional indirect effect of aerosols suggests…

Atmospheric and Oceanic Physics · Physics 2019-02-05 Chongxing Fan , Maiqi Ding , Peipei Wu , Yaqi Fan

In a statistical analysis of more than a century of data we find a strong connection between strong warm El Nino winter events and high spring precipitation in a band from Southern England eastwards into Asia. This relationship is an…

Atmospheric and Oceanic Physics · Physics 2007-05-23 Geert Jan van Oldenborgh , Gerrit Burgers , Albert Klein Tank

Skilful prediction of the seasonal Indian summer monsoon (ISM) rainfall (ISMR) at least one season in advance has great socio-economic value. It represents a lifeline for about a sixth of the world's population. The ISMR prediction remained…

Atmospheric and Oceanic Physics · Physics 2021-01-13 Ushnanshu Dutta , Anupam Hazra , Subodh Kumar Saha , Hemantkumar S. Chaudhari , Samir Pokhrel , Mahen Konwar

Tropical precipitation extremes are expected to strengthen with warming, but quantitative estimates remain uncertain because of a poor understanding of changes in convective dynamics. This uncertainty is addressed here by analyzing…

Atmospheric and Oceanic Physics · Physics 2020-04-22 Tristan H. Abbott , Timothy W. Cronin , Tom Beucler